1 /*
2 * Copyright (c) 2013-2016 Cyril Hrubis <chrubis@suse.cz>
3 *
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 */
17
18 #include "test.h"
19 #include "ltp_priv.h"
20 #include "tst_mkfs.h"
21
22 #define OPTS_MAX 32
23
tst_mkfs(void (cleanup_fn)(void),const char * dev,const char * fs_type,const char * const fs_opts[],const char * extra_opt)24 void tst_mkfs(void (cleanup_fn)(void), const char *dev,
25 const char *fs_type, const char *const fs_opts[],
26 const char *extra_opt)
27 {
28 int i, pos = 1, ret;
29 char mkfs[64];
30 const char *argv[OPTS_MAX] = {mkfs};
31 char fs_opts_str[1024] = "";
32
33 if (!dev)
34 tst_brkm(TBROK, cleanup_fn, "No device specified");
35
36 if (!fs_type)
37 tst_brkm(TBROK, cleanup_fn, "No fs_type specified");
38
39 snprintf(mkfs, sizeof(mkfs), "mkfs.%s", fs_type);
40
41 if (fs_opts) {
42 for (i = 0; fs_opts[i]; i++) {
43 argv[pos++] = fs_opts[i];
44
45 if (pos + 2 > OPTS_MAX) {
46 tst_brkm(TBROK, cleanup_fn,
47 "Too much mkfs options");
48 }
49
50 if (i)
51 strcat(fs_opts_str, " ");
52 strcat(fs_opts_str, fs_opts[i]);
53 }
54 }
55
56 argv[pos++] = dev;
57
58 if (extra_opt) {
59 argv[pos++] = extra_opt;
60
61 if (pos + 1 > OPTS_MAX) {
62 tst_brkm(TBROK, cleanup_fn,
63 "Too much mkfs options");
64 }
65 }
66
67 argv[pos] = NULL;
68
69 tst_resm(TINFO, "Formatting %s with %s opts='%s' extra opts='%s'",
70 dev, fs_type, fs_opts_str, extra_opt ? extra_opt : "");
71 ret = tst_run_cmd(cleanup_fn, argv, "/dev/null", NULL, 1);
72
73 switch (ret) {
74 case 0:
75 break;
76 case 255:
77 tst_brkm(TCONF, cleanup_fn,
78 "%s not found in $PATH", mkfs);
79 default:
80 tst_brkm(TBROK, cleanup_fn,
81 "%s failed with %i", mkfs, ret);
82 }
83 }
84
tst_dev_fs_type(void)85 const char *tst_dev_fs_type(void)
86 {
87 const char *fs_type;
88
89 fs_type = getenv("LTP_DEV_FS_TYPE");
90
91 if (fs_type)
92 return fs_type;
93
94 return DEFAULT_FS_TYPE;
95 }
96
safe_mkfs(const int lineno,const char * fname,const char * dev,const char * fs_type,const char * const fs_opts[],const char * extra_opt)97 void safe_mkfs(const int lineno, const char *fname, const char *dev,
98 const char *fs_type, const char *const fs_opts[],
99 const char *extra_opt)
100 {
101 /* ignore for now, will fix once all tst_mkfs() users are converted */
102 (void)lineno;
103 (void)fname;
104
105 tst_mkfs(NULL, dev, fs_type, fs_opts, extra_opt);
106 }
107